string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%A1%A8%E6%80%81%E5%8F%91%E8%A8%80%E8%A6%81%E7%82%B9%E6%98%AF%E4%BB%80%E4%B9%88 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
表态发言要点是什么
